Concealed floor drain



FIG. 1 is a side elevation view of my new design. All sides are same as side illustrated;

FIG. 2 is a sectional view along line 2-2 as illustrated in FIG. 5;

FIG. 3 is a sectional view along line 3-3 as illustrated in FIG. 6;

FIG. 4 is an exploded perspective view thereof;

FIG. 5 is a top plan view illustrating the drain base thereof;

FIG. 6 is a top plan view illustrating the flashing collar thereof;

FIG. 7 is a top plan view illustrating the collector head with the drain cover removed thereof; and,

FIG. 8 is a top plan view illustrating the collector head with the drain cover thereof.

The broken line showing is included for the purpose of illustrating environment and forms no part of the claimed design. 

CLAIM The ornamental design for a concealed floor drain, as shown and described. 